1. A new surgical approach to myopia;Sato;Am J Ophthalmol,1953
2. Postoperative astigmatism;Swinger;Surv Ophthalmol,1987
3. The surgical management of corneal astigmatism after penetrating keratoplasty;Lavery;Ophthalmic Surg,1985
4. Relaxing incision for control of postoperative astigmatism following keratoplasty;Troutman;Ophthalmic Surg,1980
5. Surgical correction of postoperative astigmatism;Lindstrom;Cornea,1988